<!DOCTYPE html>
<html lang="zh">
<head>
  <meta charset="UTF-8">
  <title>css</title>
</head>
<body>

  <h1>样式</h1>
  <h1>样式</h1>
  <h1>样式</h1>
  <h1>样式</h1>
  <h1>样式</h1>
  <h1>样式</h1>

</body>
</html>